> 10 contour
80.9	29.9649	10
80.95	29.981	10
81	29.9981	10
81.05	30.0013	10
81.1	30.0073	10
81.15	30.0013	10
81.2	29.9981	10
81.25	29.981	10
81.3	29.9652	10
81.3104	29.959	10
81.35	29.9368	10
81.3946	29.909	10
81.4	29.9052	10
81.4459	29.859	10
81.45	29.8538	10
81.4867	29.809	10
81.5	29.7856	10
81.5142	29.759	10
81.5318	29.709	10
81.541	29.659	10
81.5432	29.609	10
81.5387	29.559	10
81.5264	29.509	10
81.5058	29.459	10
81.5	29.4488	10
81.4753	29.409	10
81.45	29.3798	10
81.4324	29.359	10
81.4	29.3277	10
81.3711	29.309	10
81.35	29.296	10
81.3	29.2664	10
81.2744	29.259	10
81.25	29.251	10
81.2	29.2333	10
81.15	29.2298	10
81.1	29.2233	10
81.05	29.2296	10
81	29.2334	10
80.95	29.2516	10
80.9274	29.259	10
80.9	29.267	10
80.85	29.2967	10
80.83	29.309	10
80.8	29.3283	10
80.7681	29.359	10
80.75	29.3803	10
80.7249	29.409	10
80.7	29.4489	10
80.6942	29.459	10
80.6736	29.509	10
80.6615	29.559	10
80.6571	29.609	10
80.6592	29.659	10
80.6682	29.709	10
80.6858	29.759	10
80.7	29.7856	10
80.7134	29.809	10
80.75	29.8533	10
80.7545	29.859	10
80.8	29.9046	10
80.8064	29.909	10
80.85	29.9363	10
80.89	29.959	10
80.9	29.9649	10
> 20 contour
81	29.8397	20
81.05	29.8476	20
81.1	29.8559	20
81.15	29.8469	20
81.2	29.8397	20
81.2498	29.809	20
81.25	29.8089	20
81.3	29.7753	20
81.3145	29.759	20
81.344	29.709	20
81.35	29.6874	20
81.3611	29.659	20
81.3659	29.609	20
81.3567	29.559	20
81.35	29.5467	20
81.336	29.509	20
81.3	29.461	20
81.2978	29.459	20
81.25	29.4242	20
81.2251	29.409	20
81.2	29.3928	20
81.15	29.3859	20
81.1	29.3752	20
81.05	29.3852	20
81	29.3929	20
80.9759	29.409	20
80.95	29.425	20
80.9023	29.459	20
80.9	29.461	20
80.8639	29.509	20
80.85	29.5452	20
80.8423	29.559	20
80.8326	29.609	20
80.8374	29.659	20
80.85	29.6898	20
80.8557	29.709	20
80.8863	29.759	20
80.9	29.7742	20
80.95	29.8076	20
80.9522	29.809	20
81	29.8397	20
> 30 contour
81	29.77	30
81.05	29.7861	30
81.1	29.7943	30
81.15	29.7852	30
81.2	29.7698	30
81.2145	29.759	30
81.25	29.7271	30
81.2673	29.709	30
81.2923	29.659	30
81.2979	29.609	30
81.2868	29.559	30
81.2513	29.509	30
81.25	29.5078	30
81.2	29.4641	30
81.1804	29.459	30
81.15	29.45	30
81.1	29.4362	30
81.05	29.4499	30
81.0196	29.459	30
81	29.4641	30
80.95	29.5078	30
80.9486	29.509	30
80.9119	29.559	30
80.9004	29.609	30
80.9064	29.659	30
80.9329	29.709	30
80.95	29.7264	30
80.9856	29.759	30
81	29.77	30
> 40 contour
81	29.7203	40
81.05	29.7464	40
81.1	29.7525	40
81.15	29.7456	40
81.2	29.7198	40
81.2115	29.709	40
81.2436	29.659	40
81.25	29.6104	40
81.2503	29.609	40
81.25	29.6081	40
81.2388	29.559	40
81.2	29.5116	40
81.1959	29.509	40
81.15	29.485	40
81.1	29.4745	40
81.05	29.485	40
81.004	29.509	40
81	29.5115	40
80.9604	29.559	40
80.95	29.6006	40
80.9469	29.609	40
80.95	29.6228	40
80.9554	29.659	40
80.9881	29.709	40
81	29.7203	40
> 50 contour
81.05	29.7162	50
81.1	29.7247	50
81.15	29.7151	50
81.1603	29.709	50
81.2	29.677	50
81.2132	29.659	50
81.2248	29.609	50
81.2073	29.559	50
81.2	29.55	50
81.15	29.5142	50
81.1209	29.509	50
81.1	29.5042	50
81.0791	29.509	50
81.05	29.5141	50
81	29.5497	50
80.9923	29.559	50
80.9751	29.609	50
80.9863	29.659	50
81	29.6774	50
81.0382	29.709	50
81.05	29.7162	50
> 60 contour
81.05	29.6905	60
81.1	29.6988	60
81.15	29.6899	60
81.1848	29.659	60
81.1996	29.609	60
81.178	29.559	60
81.15	29.5369	60
81.1	29.5273	60
81.05	29.5365	60
81.0215	29.559	60
81.0014	29.609	60
81.015	29.659	60
81.05	29.6905	60
> 70 contour
81.05	29.6663	70
81.1	29.6756	70
81.15	29.666	70
81.1578	29.659	70
81.1804	29.609	70
81.15	29.5598	70
81.1471	29.559	70
81.1	29.5492	70
81.05	29.5589	70
81.0498	29.559	70
81.0219	29.609	70
81.0419	29.659	70
81.05	29.6663	70
> 80 contour
81.05	29.6264	80
81.1	29.6524	80
81.15	29.6316	80
81.1612	29.609	80
81.15	29.5909	80
81.1	29.5704	80
81.05	29.5954	80
81.0424	29.609	80
81.05	29.6264	80